2 * Copyright (c) 2016 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include <dali-toolkit/internal/visuals/image/image-visual.h>
22 #include <cstring> // for strncasecmp
23 #include <dali/public-api/images/resource-image.h>
24 #include <dali/public-api/images/native-image.h>
25 #include <dali/devel-api/images/atlas.h>
26 #include <dali/devel-api/images/texture-set-image.h>
27 #include <dali/devel-api/adaptor-framework/bitmap-loader.h>
28 #include <dali/devel-api/scripting/enum-helper.h>
29 #include <dali/devel-api/scripting/scripting.h>
30 #include <dali/integration-api/debug.h>
33 #include <dali-toolkit/public-api/visuals/image-visual-properties.h>
34 #include <dali-toolkit/devel-api/visual-factory/devel-visual-properties.h>
35 #include <dali-toolkit/internal/visuals/visual-string-constants.h>
36 #include <dali-toolkit/internal/visuals/visual-factory-impl.h>
37 #include <dali-toolkit/internal/visuals/visual-factory-cache.h>
38 #include <dali-toolkit/internal/visuals/visual-base-impl.h>
39 #include <dali-toolkit/internal/visuals/image-atlas-manager.h>
40 #include <dali-toolkit/internal/visuals/visual-base-data-impl.h>
53 const char HTTP_URL[] = "http://";
54 const char HTTPS_URL[] = "https://";
57 const char * const IMAGE_FITTING_MODE( "fittingMode" );
58 const char * const IMAGE_SAMPLING_MODE( "samplingMode" );
59 const char * const IMAGE_DESIRED_WIDTH( "desiredWidth" );
60 const char * const IMAGE_DESIRED_HEIGHT( "desiredHeight" );
61 const char * const IMAGE_WRAP_MODE_U("wrapModeU");
62 const char * const IMAGE_WRAP_MODE_V("wrapModeV");
63 const char * const SYNCHRONOUS_LOADING( "synchronousLoading" );
64 const char * const BATCHING_ENABLED( "batchingEnabled" );
67 DALI_ENUM_TO_STRING_TABLE_BEGIN( FITTING_MODE )
68 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::FittingMode, SHRINK_TO_FIT )
69 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::FittingMode, SCALE_TO_FILL )
70 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::FittingMode, FIT_WIDTH )
71 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::FittingMode, FIT_HEIGHT )
72 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::FittingMode, DEFAULT )
73 DALI_ENUM_TO_STRING_TABLE_END( FITTING_MODE )
76 DALI_ENUM_TO_STRING_TABLE_BEGIN( SAMPLING_MODE )
77 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::SamplingMode, BOX )
78 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::SamplingMode, NEAREST )
79 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::SamplingMode, LINEAR )
80 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::SamplingMode, BOX_THEN_NEAREST )
81 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::SamplingMode, BOX_THEN_LINEAR )
82 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::SamplingMode, NO_FILTER )
83 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::SamplingMode, DONT_CARE )
84 DALI_ENUM_TO_STRING_TABLE_END( SAMPLING_MODE )
87 DALI_ENUM_TO_STRING_TABLE_BEGIN( WRAP_MODE )
88 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::WrapMode, DEFAULT )
89 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::WrapMode, CLAMP_TO_EDGE )
90 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::WrapMode, REPEAT )
91 DALI_ENUM_TO_STRING_WITH_SCOPE( Dali::WrapMode, MIRRORED_REPEAT )
92 DALI_ENUM_TO_STRING_TABLE_END( WRAP_MODE )
94 const std::string PIXEL_AREA_UNIFORM_NAME = "pixelArea";
95 const std::string WRAP_MODE_UNIFORM_NAME = "wrapMode";
97 const Vector4 FULL_TEXTURE_RECT(0.f, 0.f, 1.f, 1.f);
99 const char* DEFAULT_SAMPLER_TYPENAME = "sampler2D";
101 const char* VERTEX_SHADER = DALI_COMPOSE_SHADER(
102 attribute mediump vec2 aPosition;\n
103 uniform mediump mat4 uMvpMatrix;\n
104 uniform mediump vec3 uSize;\n
105 uniform mediump vec4 pixelArea;
106 varying mediump vec2 vTexCoord;\n
110 mediump vec4 vertexPosition = vec4(aPosition, 0.0, 1.0);\n
111 vertexPosition.xyz *= uSize;\n
112 vertexPosition = uMvpMatrix * vertexPosition;\n
114 vTexCoord = pixelArea.xy+pixelArea.zw*(aPosition + vec2(0.5) );\n
115 gl_Position = vertexPosition;\n
119 const char* FRAGMENT_SHADER_NO_ATLAS = DALI_COMPOSE_SHADER(
120 varying mediump vec2 vTexCoord;\n
121 uniform sampler2D sTexture;\n
122 uniform lowp vec4 uColor;\n
126 gl_FragColor = texture2D( sTexture, vTexCoord ) * uColor;\n
130 const char* FRAGMENT_SHADER_ATLAS_CLAMP = DALI_COMPOSE_SHADER(
131 varying mediump vec2 vTexCoord;\n
132 uniform sampler2D sTexture;\n
133 uniform mediump vec4 uAtlasRect;\n
134 uniform lowp vec4 uColor;\n
138 mediump vec2 texCoord = clamp( mix( uAtlasRect.xy, uAtlasRect.zw, vTexCoord ), uAtlasRect.xy, uAtlasRect.zw );\n
139 gl_FragColor = texture2D( sTexture, texCoord ) * uColor;\n
143 const char* FRAGMENT_SHADER_ATLAS_VARIOUS_WRAP = DALI_COMPOSE_SHADER(
144 varying mediump vec2 vTexCoord;\n
145 uniform sampler2D sTexture;\n
146 uniform mediump vec4 uAtlasRect;\n
147 // WrapMode -- 0: CLAMP; 1: REPEAT; 2: REFLECT;
148 uniform lowp vec2 wrapMode;\n
149 uniform lowp vec4 uColor;\n
151 mediump float wrapCoordinate( mediump vec2 range, mediump float coordinate, lowp float wrap )\n
153 mediump float coord;\n
154 if( wrap > 1.5 )\n // REFLECT
155 coord = 1.0-abs(fract(coordinate*0.5)*2.0 - 1.0);\n
156 else \n// warp == 0 or 1
157 coord = mix(coordinate, fract( coordinate ), wrap);\n
158 return clamp( mix(range.x, range.y, coord), range.x, range.y );
163 mediump vec2 texCoord = vec2( wrapCoordinate( uAtlasRect.xz, vTexCoord.x, wrapMode.x ),
164 wrapCoordinate( uAtlasRect.yw, vTexCoord.y, wrapMode.y ) );\n
165 gl_FragColor = texture2D( sTexture, texCoord ) * uColor;\n
169 Geometry CreateGeometry( VisualFactoryCache& factoryCache, ImageDimensions gridSize )
173 if( gridSize == ImageDimensions( 1, 1 ) )
175 geometry = factoryCache.GetGeometry( VisualFactoryCache::QUAD_GEOMETRY );
178 geometry = VisualFactoryCache::CreateQuadGeometry();
179 factoryCache.SaveGeometry( VisualFactoryCache::QUAD_GEOMETRY, geometry );
184 geometry = VisualFactoryCache::CreateGridGeometry( gridSize );
190 } // unnamed namespace
192 ImageVisualPtr ImageVisual::New( VisualFactoryCache& factoryCache )
194 return new ImageVisual( factoryCache );
197 ImageVisualPtr ImageVisual::New( VisualFactoryCache& factoryCache,
198 const std::string& imageUrl,
199 ImageDimensions size,
200 FittingMode::Type fittingMode,
201 Dali::SamplingMode::Type samplingMode )
203 return new ImageVisual( factoryCache, imageUrl, size, fittingMode, samplingMode );
206 ImageVisualPtr ImageVisual::New( VisualFactoryCache& factoryCache, const Image& image )
208 return new ImageVisual( factoryCache, image );
211 ImageVisual::ImageVisual( VisualFactoryCache& factoryCache )
212 : Visual::Base( factoryCache ),
215 mPixelArea( FULL_TEXTURE_RECT ),
219 mFittingMode( FittingMode::DEFAULT ),
220 mSamplingMode( SamplingMode::DEFAULT ),
221 mWrapModeU( WrapMode::DEFAULT ),
222 mWrapModeV( WrapMode::DEFAULT )
226 ImageVisual::ImageVisual( VisualFactoryCache& factoryCache,
227 const std::string& imageUrl,
228 ImageDimensions size,
229 FittingMode::Type fittingMode,
230 Dali::SamplingMode::Type samplingMode )
231 : Visual::Base( factoryCache ),
234 mPixelArea( FULL_TEXTURE_RECT ),
236 mImageUrl( imageUrl ),
237 mDesiredSize( size ),
238 mFittingMode( fittingMode ),
239 mSamplingMode( samplingMode ),
240 mWrapModeU( WrapMode::DEFAULT ),
241 mWrapModeV( WrapMode::DEFAULT )
245 ImageVisual::ImageVisual( VisualFactoryCache& factoryCache, const Image& image )
246 : Visual::Base( factoryCache ),
249 mPixelArea( FULL_TEXTURE_RECT ),
253 mFittingMode( FittingMode::DEFAULT ),
254 mSamplingMode( SamplingMode::DEFAULT ),
255 mWrapModeU( WrapMode::DEFAULT ),
256 mWrapModeV( WrapMode::DEFAULT )
260 ImageVisual::~ImageVisual()
264 void ImageVisual::DoSetProperties( const Property::Map& propertyMap )
266 Property::Value* imageURLValue = propertyMap.Find( Toolkit::ImageVisual::Property::URL, IMAGE_URL_NAME );
269 imageURLValue->Get( mImageUrl );
270 if( !mImageUrl.empty() )
275 Property::Value* fittingValue = propertyMap.Find( Toolkit::ImageVisual::Property::FITTING_MODE, IMAGE_FITTING_MODE );
279 Scripting::GetEnumerationProperty( *fittingValue, FITTING_MODE_TABLE, FITTING_MODE_TABLE_COUNT, value );
280 mFittingMode = Dali::FittingMode::Type( value );
283 Property::Value* samplingValue = propertyMap.Find( Toolkit::ImageVisual::Property::SAMPLING_MODE, IMAGE_SAMPLING_MODE );
287 Scripting::GetEnumerationProperty( *samplingValue, SAMPLING_MODE_TABLE, SAMPLING_MODE_TABLE_COUNT, value );
288 mSamplingMode = Dali::SamplingMode::Type( value );
291 int desiredWidth = 0;
292 Property::Value* desiredWidthValue = propertyMap.Find( Toolkit::ImageVisual::Property::DESIRED_WIDTH, IMAGE_DESIRED_WIDTH );
293 if( desiredWidthValue )
295 desiredWidthValue->Get( desiredWidth );
298 int desiredHeight = 0;
299 Property::Value* desiredHeightValue = propertyMap.Find( Toolkit::ImageVisual::Property::DESIRED_HEIGHT, IMAGE_DESIRED_HEIGHT );
300 if( desiredHeightValue )
302 desiredHeightValue->Get( desiredHeight );
305 Property::Value* pixelAreaValue = propertyMap.Find( Toolkit::ImageVisual::Property::PIXEL_AREA, PIXEL_AREA_UNIFORM_NAME );
308 pixelAreaValue->Get( mPixelArea );
311 Property::Value* wrapModeValueU = propertyMap.Find( Toolkit::ImageVisual::Property::WRAP_MODE_U, IMAGE_WRAP_MODE_U );
315 Scripting::GetEnumerationProperty( *wrapModeValueU, WRAP_MODE_TABLE, WRAP_MODE_TABLE_COUNT, value );
316 mWrapModeU = Dali::WrapMode::Type( value );
319 Property::Value* wrapModeValueV = propertyMap.Find( Toolkit::ImageVisual::Property::WRAP_MODE_V, IMAGE_WRAP_MODE_V );
323 Scripting::GetEnumerationProperty( *wrapModeValueV, WRAP_MODE_TABLE, WRAP_MODE_TABLE_COUNT, value );
324 mWrapModeV = Dali::WrapMode::Type( value );
327 mDesiredSize = ImageDimensions( desiredWidth, desiredHeight );
330 Property::Value* syncLoading = propertyMap.Find( Toolkit::ImageVisual::Property::SYNCHRONOUS_LOADING, SYNCHRONOUS_LOADING );
334 syncLoading->Get( sync );
337 mImpl->mFlags |= Impl::IS_SYNCHRONOUS_RESOURCE_LOADING;
338 // if sync loading is required, the loading should start immediately when new image url is set or the actor is off stage
339 // ( for on-stage actor with image url unchanged, resource loading is already finished)
342 LoadResourceSynchronously();
347 mImpl->mFlags &= ~Impl::IS_SYNCHRONOUS_RESOURCE_LOADING;
352 void ImageVisual::GetNaturalSize( Vector2& naturalSize ) const
356 naturalSize.x = mImage.GetWidth();
357 naturalSize.y = mImage.GetHeight();
360 else if( mDesiredSize.GetWidth()>0 && mDesiredSize.GetHeight()>0)
362 naturalSize.x = mDesiredSize.GetWidth();
363 naturalSize.y = mDesiredSize.GetHeight();
366 else if( !mImageUrl.empty() )
368 ImageDimensions dimentions = ResourceImage::GetImageSize( mImageUrl );
369 naturalSize.x = dimentions.GetWidth();
370 naturalSize.y = dimentions.GetHeight();
374 naturalSize = Vector2::ZERO;
377 void ImageVisual::CreateRenderer( TextureSet& textures )
382 if( !mImpl->mCustomShader )
384 geometry = CreateGeometry( mFactoryCache, ImageDimensions( 1, 1 ) );
386 shader = GetImageShader( mFactoryCache,
387 mImpl->mFlags & Impl::IS_ATLASING_APPLIED,
388 mWrapModeU <= WrapMode::CLAMP_TO_EDGE && mWrapModeV <= WrapMode::CLAMP_TO_EDGE );
392 geometry = CreateGeometry( mFactoryCache, mImpl->mCustomShader->mGridSize );
393 if( mImpl->mCustomShader->mVertexShader.empty() && mImpl->mCustomShader->mFragmentShader.empty() )
395 shader = GetImageShader( mFactoryCache, false, true );
399 shader = Shader::New( mImpl->mCustomShader->mVertexShader.empty() ? VERTEX_SHADER : mImpl->mCustomShader->mVertexShader,
400 mImpl->mCustomShader->mFragmentShader.empty() ? FRAGMENT_SHADER_NO_ATLAS : mImpl->mCustomShader->mFragmentShader,
401 mImpl->mCustomShader->mHints );
402 if( mImpl->mCustomShader->mVertexShader.empty() )
404 shader.RegisterProperty( PIXEL_AREA_UNIFORM_NAME, FULL_TEXTURE_RECT );
409 mImpl->mRenderer = Renderer::New( geometry, shader );
410 DALI_ASSERT_DEBUG( textures );
411 mImpl->mRenderer.SetTextures( textures );
414 void ImageVisual::CreateNativeImageRenderer( NativeImage& nativeImage )
419 std::string fragmentShader;
420 const char* fragmentPreFix = nativeImage.GetCustomFragmentPreFix();
421 const char* customSamplerTypename = nativeImage.GetCustomSamplerTypename();
424 fragmentShader = fragmentPreFix;
425 fragmentShader += "\n";
427 if( mImpl->mCustomShader && !mImpl->mCustomShader->mFragmentShader.empty() )
429 fragmentShader += mImpl->mCustomShader->mFragmentShader;
433 fragmentShader += FRAGMENT_SHADER_NO_ATLAS;
435 if( customSamplerTypename )
437 fragmentShader.replace( fragmentShader.find( DEFAULT_SAMPLER_TYPENAME ), strlen( DEFAULT_SAMPLER_TYPENAME ), customSamplerTypename );
440 if( !mImpl->mCustomShader )
442 geometry = CreateGeometry( mFactoryCache, ImageDimensions( 1, 1 ) );
444 shader = Shader::New( VERTEX_SHADER, fragmentShader );
445 shader.RegisterProperty( PIXEL_AREA_UNIFORM_NAME, FULL_TEXTURE_RECT );
449 geometry = CreateGeometry( mFactoryCache, mImpl->mCustomShader->mGridSize );
450 shader = Shader::New( mImpl->mCustomShader->mVertexShader.empty() ? VERTEX_SHADER : mImpl->mCustomShader->mVertexShader,
452 mImpl->mCustomShader->mHints );
453 if( mImpl->mCustomShader->mVertexShader.empty() )
455 shader.RegisterProperty( PIXEL_AREA_UNIFORM_NAME, FULL_TEXTURE_RECT );
459 mImpl->mRenderer = Renderer::New( geometry, shader );
463 bool ImageVisual::IsSynchronousResourceLoading() const
465 return mImpl->mFlags & Impl::IS_SYNCHRONOUS_RESOURCE_LOADING;
468 void ImageVisual::LoadResourceSynchronously()
470 if( !mImageUrl.empty() )
472 BitmapLoader loader = BitmapLoader::New( mImageUrl, mDesiredSize, mFittingMode, mSamplingMode );
474 mPixels = loader.GetPixelData();
478 TextureSet ImageVisual::CreateTextureSet( Vector4& textureRect, const std::string& url, bool synchronousLoading, bool attemptAtlasing )
480 TextureSet textureSet;
481 textureRect = FULL_TEXTURE_RECT;
482 if( synchronousLoading )
487 textureSet = TextureSet::New();
488 TextureSetImage( textureSet, 0u, VisualFactoryCache::GetBrokenVisualImage() );
492 if( attemptAtlasing )
494 textureSet = mFactoryCache.GetAtlasManager()->Add(textureRect, mPixels );
495 mImpl->mFlags |= Impl::IS_ATLASING_APPLIED;
497 if( !textureSet ) // big image, no atlasing or atlasing failed
499 mImpl->mFlags &= ~Impl::IS_ATLASING_APPLIED;
500 Texture texture = Texture::New( Dali::TextureType::TEXTURE_2D, mPixels.GetPixelFormat(),
501 mPixels.GetWidth(), mPixels.GetHeight() );
502 texture.Upload( mPixels );
503 textureSet = TextureSet::New();
504 textureSet.SetTexture( 0u, texture );
510 if( attemptAtlasing )
512 textureSet = mFactoryCache.GetAtlasManager()->Add(textureRect, url, mDesiredSize, mFittingMode, true, this );
513 mImpl->mFlags |= Impl::IS_ATLASING_APPLIED;
515 if( !textureSet ) // big image, no atlasing or atlasing failed
517 mImpl->mFlags &= ~Impl::IS_ATLASING_APPLIED;
518 ResourceImage resourceImage = Dali::ResourceImage::New( url, mDesiredSize, mFittingMode, mSamplingMode );
519 resourceImage.LoadingFinishedSignal().Connect( this, &ImageVisual::OnImageLoaded );
520 textureSet = TextureSet::New();
521 TextureSetImage( textureSet, 0u, resourceImage );
525 if( !(mImpl->mFlags & Impl::IS_ATLASING_APPLIED) )
527 Sampler sampler = Sampler::New();
528 sampler.SetWrapMode( mWrapModeU, mWrapModeV );
529 textureSet.SetSampler( 0u, sampler );
534 void ImageVisual::InitializeRenderer( const std::string& imageUrl )
536 if( imageUrl.empty() )
541 mImageUrl = imageUrl;
542 mImpl->mRenderer.Reset();
543 mImpl->mFlags &= ~Impl::IS_ATLASING_APPLIED;
545 if( !mImpl->mCustomShader &&
546 ( strncasecmp( imageUrl.c_str(), HTTP_URL, sizeof(HTTP_URL) -1 ) != 0 ) && // ignore remote images
547 ( strncasecmp( imageUrl.c_str(), HTTPS_URL, sizeof(HTTPS_URL) -1 ) != 0 ) )
549 bool defaultWrapMode = mWrapModeU <= WrapMode::CLAMP_TO_EDGE && mWrapModeV <= WrapMode::CLAMP_TO_EDGE;
550 bool cacheable = defaultWrapMode && mPixelArea == FULL_TEXTURE_RECT;
552 mImpl->mFlags &= ~Impl::IS_FROM_CACHE;
553 if( cacheable ) // fetch the renderer from cache if exist
555 mImpl->mRenderer = mFactoryCache.GetRenderer( imageUrl );
556 mImpl->mFlags |= Impl::IS_FROM_CACHE;
559 if( !mImpl->mRenderer ) // new renderer is needed
562 // texture set has to be created first as we need to know if atlasing succeeded or not
563 // when selecting the shader
564 TextureSet textures = CreateTextureSet( atlasRect, imageUrl, IsSynchronousResourceLoading(), true );
565 CreateRenderer( textures );
567 if( mImpl->mFlags & Impl::IS_ATLASING_APPLIED ) // the texture is packed inside atlas
569 mImpl->mRenderer.RegisterProperty( ATLAS_RECT_UNIFORM_NAME, atlasRect );
570 if( !defaultWrapMode ) // custom wrap mode, renderer is not cached.
572 Vector2 wrapMode(mWrapModeU-WrapMode::CLAMP_TO_EDGE, mWrapModeV-WrapMode::CLAMP_TO_EDGE);
573 wrapMode.Clamp( Vector2::ZERO, Vector2( 2.f, 2.f ) );
574 mImpl->mRenderer.RegisterProperty( WRAP_MODE_UNIFORM_NAME, wrapMode );
578 // save the renderer to cache only when default wrap mode and default pixel area is used
581 mFactoryCache.SaveRenderer( imageUrl, mImpl->mRenderer );
587 // for custom shader or remote image, renderer is not cached and atlas is not applied
588 mImpl->mFlags &= ~Impl::IS_FROM_CACHE;
589 Vector4 atlasRect; // ignored in this case
590 TextureSet textures = CreateTextureSet( atlasRect, imageUrl, IsSynchronousResourceLoading(), false );
591 CreateRenderer( textures );
595 void ImageVisual::InitializeRenderer( const Image& image )
597 mImpl->mFlags &= ~Impl::IS_FROM_CACHE;
599 // don't reuse CreateTextureSet
600 TextureSet textures = TextureSet::New();
601 // Renderer can't be shared if mImage is NativeImage
602 NativeImage nativeImage = NativeImage::DownCast( image );
605 CreateNativeImageRenderer( nativeImage );
606 DALI_ASSERT_DEBUG( textures );
607 mImpl->mRenderer.SetTextures( textures );
611 // reuse existing code for regular images
612 CreateRenderer( textures );
617 ApplyImageToSampler( image );
621 void ImageVisual::UploadCompleted()
623 // Resource image is loaded. If weak handle is holding a placement actor, it is the time to add the renderer to actor.
624 Actor actor = mPlacementActor.GetHandle();
627 actor.AddRenderer( mImpl->mRenderer );
628 // reset the weak handle so that the renderer only get added to actor once
629 mPlacementActor.Reset();
633 void ImageVisual::DoSetOnStage( Actor& actor )
635 mPlacementActor = actor;
637 if( !mImageUrl.empty() )
639 InitializeRenderer( mImageUrl );
643 InitializeRenderer( mImage );
646 if( mPixelArea != FULL_TEXTURE_RECT )
648 mImpl->mRenderer.RegisterProperty( PIXEL_AREA_UNIFORM_NAME, mPixelArea );
651 if( IsSynchronousResourceLoading() || !(mImpl->mFlags & Impl::IS_ATLASING_APPLIED) )
653 actor.AddRenderer( mImpl->mRenderer );
654 mPlacementActor.Reset();
658 void ImageVisual::DoSetOffStage( Actor& actor )
660 //If we own the image then make sure we release it when we go off stage
661 if( !mImageUrl.empty() )
663 actor.RemoveRenderer( mImpl->mRenderer );
664 CleanCache(mImageUrl);
669 actor.RemoveRenderer( mImpl->mRenderer );
670 mImpl->mRenderer.Reset();
672 mPlacementActor.Reset();
675 void ImageVisual::DoCreatePropertyMap( Property::Map& map ) const
678 map.Insert( Toolkit::VisualProperty::TYPE, Toolkit::Visual::IMAGE );
680 bool sync = IsSynchronousResourceLoading();
681 map.Insert( SYNCHRONOUS_LOADING, sync );
682 if( !mImageUrl.empty() )
684 map.Insert( Toolkit::ImageVisual::Property::URL, mImageUrl );
685 map.Insert( Toolkit::ImageVisual::Property::DESIRED_WIDTH, mDesiredSize.GetWidth() );
686 map.Insert( Toolkit::ImageVisual::Property::DESIRED_HEIGHT, mDesiredSize.GetHeight() );
690 map.Insert( Toolkit::ImageVisual::Property::DESIRED_WIDTH, static_cast<int>(mImage.GetWidth()) );
691 map.Insert( Toolkit::ImageVisual::Property::DESIRED_HEIGHT, static_cast<int>(mImage.GetHeight()) );
693 ResourceImage resourceImage = ResourceImage::DownCast(mImage);
696 map.Insert( Toolkit::ImageVisual::Property::URL, resourceImage.GetUrl() );
700 map.Insert( Toolkit::ImageVisual::Property::FITTING_MODE, mFittingMode );
701 map.Insert( Toolkit::ImageVisual::Property::SAMPLING_MODE, mSamplingMode );
703 map.Insert( Toolkit::ImageVisual::Property::PIXEL_AREA, mPixelArea );
704 map.Insert( Toolkit::ImageVisual::Property::WRAP_MODE_U, mWrapModeU );
705 map.Insert( Toolkit::ImageVisual::Property::WRAP_MODE_V, mWrapModeV );
708 void ImageVisual::DoSetProperty( Dali::Property::Index index, const Dali::Property::Value& propertyValue )
713 Dali::Property::Value ImageVisual::DoGetProperty( Dali::Property::Index index )
716 return Dali::Property::Value();
719 Shader ImageVisual::GetImageShader( VisualFactoryCache& factoryCache, bool atlasing, bool defaultTextureWrapping )
724 if( defaultTextureWrapping )
726 shader = factoryCache.GetShader( VisualFactoryCache::IMAGE_SHADER_ATLAS_DEFAULT_WRAP );
729 shader = Shader::New( VERTEX_SHADER, FRAGMENT_SHADER_ATLAS_CLAMP );
730 factoryCache.SaveShader( VisualFactoryCache::IMAGE_SHADER_ATLAS_DEFAULT_WRAP, shader );
735 shader = factoryCache.GetShader( VisualFactoryCache::IMAGE_SHADER_ATLAS_CUSTOM_WRAP );
738 shader = Shader::New( VERTEX_SHADER, FRAGMENT_SHADER_ATLAS_VARIOUS_WRAP );
739 factoryCache.SaveShader( VisualFactoryCache::IMAGE_SHADER_ATLAS_CUSTOM_WRAP, shader );
745 shader = factoryCache.GetShader( VisualFactoryCache::IMAGE_SHADER );
748 shader = Shader::New( VERTEX_SHADER, FRAGMENT_SHADER_NO_ATLAS );
749 factoryCache.SaveShader( VisualFactoryCache::IMAGE_SHADER, shader );
752 shader.RegisterProperty( PIXEL_AREA_UNIFORM_NAME, FULL_TEXTURE_RECT );
756 void ImageVisual::ApplyImageToSampler( const Image& image )
760 TextureSet textureSet = mImpl->mRenderer.GetTextures();
761 DALI_ASSERT_DEBUG( textureSet ); // texture set should always exist by this time
763 TextureSetImage( textureSet, 0u, image );
764 Sampler sampler = Sampler::New();
765 sampler.SetWrapMode( mWrapModeU, mWrapModeV );
766 textureSet.SetSampler( 0u, sampler );
770 void ImageVisual::OnImageLoaded( ResourceImage image )
772 if( image.GetLoadingState() == Dali::ResourceLoadingFailed )
774 Image brokenImage = VisualFactoryCache::GetBrokenVisualImage();
775 if( mImpl->mRenderer )
777 ApplyImageToSampler( brokenImage );
782 void ImageVisual::CleanCache(const std::string& url)
786 Vector4 atlasRect( 0.f, 0.f, 1.f, 1.f );
787 Property::Index index = mImpl->mRenderer.GetPropertyIndex( ATLAS_RECT_UNIFORM_NAME );
788 if( index != Property::INVALID_INDEX )
790 Property::Value atlasRectValue = mImpl->mRenderer.GetProperty( index );
791 atlasRectValue.Get( atlasRect );
794 TextureSet textureSet = mImpl->mRenderer.GetTextures();
795 mImpl->mRenderer.Reset();
796 if( mFactoryCache.CleanRendererCache( url ) && index != Property::INVALID_INDEX )
798 mFactoryCache.GetAtlasManager()->Remove( textureSet, atlasRect );
803 } // namespace Internal
805 } // namespace Toolkit